21. Serial Communication Interface with FIFO (SCIF)

Rev.1.00 Jan. 10, 2008 Page 1092 of 1658

REJ09B0261-0100

Bit 7 Bit 0 Bit 7 Bit 0 Bit 1 Bit 6 Bit 7
RXI interrupt
request
One frame
Data read from
SCFRDR and RDF flag
cleared to 0 by RXI
interrupt handler
LSB
RDF
Serial data
SCIF_RXD
Synchronization
clock
ORER
MSB
RXI interrupt
request
BRI interrupt request
by overrun error
Figure 21.20 Example of SCIF Reception Operation